Home / 19,683,189.36-27,162,818.15-10,981,363.32

Finding the Fourth Proportional to 19,683,189.36, 27,162,818.15 and 10,981,363.32

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Solution

The fourth proportional to 19,683,189.36, 27,162,818.15 and 10,981,363.32 is: 15,154,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,189.36 : 27,162,818.15 = 10,981,363.32 : x
  2. Step 2: Convert to fraction form
    19,683,189.36/27,162,818.15 = 10,981,363.32/x
  3. Step 3: Cross multiply
    19,683,189.36x = 27,162,818.15 × 10,981,363.32
  4. Step 4: Simplify right side
    19,683,189.36x = 298,284,774,845,333.44
  5. Step 5: Solve for x
    x = 298,284,774,845,333.44/19,683,189.36
  6. Step 6: Final answer
    x = 15,154,290.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.